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Special Features

  • RESTORE ENGINE POWER & IMPROVE FUEL EFFICIENCY: Worn ignition coils and spark plugs can cause power loss and poor gas mileage. Autoexact ignition coil & iridium spark plug set delivers stronger, more consistent sparks for efficient combustion—helping restore horsepower, improve throttle response, reduce engine vibration, and support better fuel economy
  • FIX MISFIRE, ROUGH IDLE & CHECK ENGINE LIGHT: Designed to resolve common ignition issues such as engine misfire, shaking, hard starts, and rough idle. Helps address common diagnostic trouble codes including P0300–P0308. Enjoy smoother acceleration, quieter operation, and reliable cold starts
  • PREMIUM IRIDIUM SPARK PLUGS & OE-QUALITY COILS: Features fine-wire iridium spark plugs, pre-gapped for installation convenience and long service life (up to 40,000 miles under normal driving conditions). Epoxy-potted ignition coils offer excellent heat resistance, durability, and stable ignition performance—meeting or exceeding OEM standards
  • DIRECT OE FIT & EASY DIY INSTALL: Direct OEM replacement ignition coil and iridium spark plug kit engineered for exact fit by year, make, model, and engine—plug and play with no modification; package includes 4 ignition coil packs and 4 iridium spark plugs, step-by-step install photos available on the detail page, DIY-friendly with basic tools—help save on dealership labor costs
  • VEHICLE COMPATIBILITY: Compatible with 2009-2012 Ford Escape 2.5L, 2005-2008 Ford Escape 2.3L, 2005-2011 Ford Focus 2.0L, 2005-2007 Ford Focus 2.3L, 2010-2012 Ford Fusion 2.5L, 2010-2013 Ford Transit Connect 2.0L, 2004-2005 Mazda 3 2.3L, 2004-2005 Mazda 3 2.0L, 2005 Mazda 6 2.3L, 2005-2006 Mazda Tribute 2.3L, 2008 Mazda Tribute 2.3L, 2009-2011 Mercury Mariner 2.5L, 2005-2008 Mercury Mariner 2.3L, 2010-2011 Mercury Milan 2.5L
  • OE & REPLACE NUMBER: FD505, DG507, DG541, C1453, 4M5G12A366BC, 4M5E12A366AA, 4M5Z12029BC, 4M5Z12029B, 9E5E12A366AA, 30711786, 31375294, 4M5G12A366BA, 4M5G12A366BB, 4M5G12A366BD, 1224925, 1314271, 1322402, 1578771, 5047437, 8694741, LF1618100, LF1618100A, LF1618100B, ZZCA18100, 4M5Z12029BA; SP493, AGSF32PM, SP479, AP104, NGK 7164, NGK 3403, 25332827, 25332828, 2885, BY485TR55X, XP605, SP541. Please confirm the year, make, model, engine, and fitment before purchasing
  • RIGOROUS TESTING & GUARANTEED: Each ignition coil is rigorously tested for voltage output, insulation, and sealing performance. Backed by a 2-year warranty and lifetime technical support for peace of mind and long-term reliability

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